考研英語長難句｜Day103

01

今日長難句

This means that a DNAdatabasemay have a lot of data from someregionsand not others, so a person's test results may differdepending onthe company thatprocessesthe results.

02

詞彙解析

database n. 數據庫；資料庫

region n. 地區；區域

depend on 取決於；依靠

process v. 處理；加工

03

結構分析

STEP 1 確定所有謂語動詞

means

may have

may differ

processes

STEP 2-1 確定並列分句

並列分句1：

This means that a DNA database may have a lot of data from some regions and not others.

並列分句2：

so a person's test results may differ depending on the company that processes the results.

STEP 2-2 確定分句中從句

賓語從句：

a DNA database may have a lot of data from some regions and not others.

定語從句：

processes the results.

STEP 3 確定各句主幹

並列分句1主幹：

This means (that...)

並列分句2主幹：

a person's test results may differ

賓語從句主幹：

a DNA database may have a lot of data

定語從句主幹：

processes the results

STEP 4 確定修飾成分

1. from some regions and not others

2. depending on the company

04

參考譯文

這意味着某個DNA數據庫可能擁有來自某些地區的大量數據，但缺少其他地區的數據。因此，同一個人的檢測結果就可能會因爲處理結果的公司不同而有所差異。